Pioneers of Psychology: Raymond Cattell

Raymond Cattell was an American psychologist whose work influenced psychology in a number of different ways. Not only did he introduce the concepts of fluid and crystallized intelligence, he is also well-known for his 16-factor model of personality. Perhaps his greatest achievement was his work pioneering the use of factor analysis and multivariate analysis. In one 2002 review, Cattell was ranked as the 16th most eminent psychologist of the twentieth-century.

Learn more about his life, career, and theories in this brief biography of Raymond Cattell.

_{Image: Cattell Family/Wikimedia Commons}